The internal organs of a goldfish rely on oxygen to stay alive. goldfish are dependent on fresh air, which is commonly known that they need water to survive. Fancy goldfish can be kept in an aquarium with a temperature of 70☏ (21☌) or higher, but they are not recommended for keeping in tanks with temperatures below 50° F (10° C). Goldfish don’t do well in hot water because they can’t take sudden shifts in temperature like their ancestors. Goldfish are temperate fish and don’t absolutely require a heater, unlike fish like Discus that come from the steamy tropics. If you want to add chlorine and chloramine to the aquarium, you should use chemical Additives that remove chlorine and chloramine from the water. If you add tap water to your tank, you’ll get these into it. What kills goldfish in a tank?Ĭhlorine and chloramine are additives in tap water that can kill goldfish as well. Symptoms may include a loss of appetite, vomiting, diarrhea and/or abdominal pain. This is usually caused by a bacterial infection, but it can also be due to a viral or fungal infection. Your fish’s gills seem to have stopped working. If the fish doesn’t eat for a long period of time, it’s likely that it has a food-borne illness, such as E.coli or Clostridium botulinum, which can be fatal if not treated.

It may not eat or drink at all, or it may only eat a small amount of food at a time. If you notice any of the following symptoms, your fish may be suffering from a serious illness: The fish seems lethargic or unresponsive to your attempts to get it to move. If you want your water temperature to stay below this level, don’t place your tank in direct sunlight. Your goldfish will become very stressed if kept in water that is warmer than 27☌ / 80☏. Do goldfish like room temperature water?.Do goldfish need a heater in their tank?.

Temperature for goldfish aquarium